Now in its tenth year in the Arctic, Operation IceBridge is an airborne mission flown annually over both polar regions using various instruments to measure the changes to the ice sheets, ice shelves, and sea ice.

Most ice was being lost from West Antarctica and the Antarctic Peninsula, where warmer ocean water is melting floating ice shelves at the end of glaciers, allowing ice pent up on land to slide faster toward the sea, the study said.

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